Your First Choice in Waterproofing & Restoration

Northern California’s Most Trusted Waterproofing & Building Restoration Company

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If your building's envelope has aged or been damaged, it's not shielding your investment from the elements as it should.

To protect your facade, and everything behind it, it's time to bring in a waterproofing and restoration expert committed to craftsmanship. It’s time to call Rainbow. We’ve been repairing, restoring, and waterproofing buildings and structures —both commercial and historic—in and around San Francisco since 1927, making us Northern California’s most-trusted resource on maintaining your investment.

From landmark restorations to commercial renovations, historic preservations to industrial maintenance, we’ve seen it all—and we’ve repaired and waterproofed it all.

With Rainbow on your team, your building’s structure is guaranteed to be waterproofed and its exterior facade restored to its original beauty.

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Rainbow Provides Complete Scope of Services for Building Maintenance and Restoration

Masonry
Restoration

When the masonry on your building needs maintenance, let Rainbow restore, clean, and seal it.

Joint
Sealants

Rainbow’s experience in sealant replacement ensures your structure’s weather barrier is maintained.

Waterproof
Membranes

Rainbow installs membranes that last. A waterproofing membrane on your building, when laid over exposed surfaces, is the toughest defense against water penetration.

Exterior
Painting

Care, craftsmanship, preparation, and protection: the four qualities of Rainbow’s expert exterior painting services.

Concrete
Repair

Whether cracked, spalled, or aged and deteriorated, Rainbow offers the best concrete repair services.

Epoxy & Grout Injection

A practical and effective solution for cracked concrete, epoxy and grout injections by Rainbow’s expert team can seal up cracks and stop water penetration.

Structural Fiber Reinforcing

Upgrade and strengthen your concrete, masonry & steel structures using FRP (Fiber Reinforced Polymer).

Facade Inspection Support

Rainbow offers contractor support to licensed professionals to inspect your facade.

Window Restoration

Rainbow’s window restoration services are a careful blend of craft, expertise, and care focused on maintaining and restoring your real estate investment.

Have a unique renovation or restoration project in mind? Tell us about it. Our team loves a challenge.

The Values We Bring to Every Project

You don’t become the first choice in commercial waterproofing and restoration in the San Francisco Greater Bay Area without dedicating yourself to your customers and to your craft. Rainbow has never wavered from our values, and the results show in our outstanding work throughout Northern California.

For close to a hundred years, Rainbow’s core values have been:

Employee Success and Well Being
Quality and Service No Matter What
Safety At All Cost
Make It Happen, Find A Way
Be A Good Teammate
Treat Everyone With Respect
Appreciate Our Business Partners
Our success is defined by a repeat customer

Our Work Preserving Northern California’s Landmarks

Over the years, we’ve done countless projects across Northern California, both historic restorations and commercial waterproofing. We’re the building restoration company that can repair your building envelope and any type of structure. Here are just a few of our projects:

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Get Started with Rainbow

If your building is in need of maintenance, we can help. From curtain walls to historic facades, our team has the expertise needed to restore your building’s exterior. 

Maintaining your building’s envelope is critical. Only trust the best commercial waterproofing company in the San Francisco Greater Bay Area — Rainbow.

To get started, call us at (415) 641-1578 or email us at any time.

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